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Heater for melting bituminous material and for preventing flashing of vapors given off thereby
US 2,496,113 A
Filed
: 06/25/1947
Issued
: 01/31/1950
Est. Priority Date
: 06/25/1947
Status: Expired due to Term
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Current Assignee
Paul Wollner
Original Assignee
Paul Wollner
Inventors
Wollner, Paul
Application Number
US02/756,858
Time in Patent Office
951 Days
Field of Search
US Class Current
126/343.50A
CPC Class Codes
C10C 3/12
Devices therefor transporti...
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